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441766 (2009 CR51)
Classification: Main-belt Asteroid          SPK-ID: 2441766
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]

[ show orbit diagram ]
Orbital Elements at Epoch 2459000.5 (2020-May-31.0) TDB
Reference: JPL 15 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .1154156998490551 5.8197e-08  
a 2.757220665703215 4.1192e-08 au
q 2.438994112932801 1.5485e-07 au
i 14.08761412107119 7.8265e-06 deg
node 127.9519417595643 2.5968e-05 deg
peri 44.53923970557442 4.6793e-05 deg
M 142.2131840430041 3.6166e-05 deg
tp 2458339.893148708607
(2018-Aug-09.39314871)
0.00016825 TDB
period 1672.2673644167
4.58
3.7475e-05
1.026e-07
d
yr
n .215276580563761 4.8242e-09 deg/d
Q 3.075447218473629 4.5946e-08 au
  Orbit Determination Parameters
   # obs. used (total)      106  
   data-arc span      4281 days (11.72 yr)  
   first obs. used      2007-11-03  
   last obs. used      2019-07-24  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .50029  
   source      ORB  
   producer      Otto Matic  
   solution date      2019-Sep-24 07:42:25  

Additional Information
 Earth MOID = 1.46711 au 
 Jupiter MOID = 1.97286 au 
 T_jup = 3.290 
[ hide covariance matrix ]
Orbital Elements at Epoch 2457775.5 (2017-Jan-22.0) TDB
Reference: JPL 15 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .1137173300290948 5.8151e-08  
q 2.444433947310877 1.5453e-07 au
tp 2458338.501788373719
(2018-Aug-08.00178837)
0.00017101 TDB
node 128.020410393128 2.6023e-05 deg
peri 44.31761911194816 4.7284e-05 deg
i 14.06949952904435 7.818e-06 deg
  Orbit Determination Parameters
   # obs. used (total)      106  
   data-arc span      4281 days (11.72 yr)  
   first obs. used      2007-11-03  
   last obs. used      2019-07-24  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .50029  
   source      ORB  
   producer      Otto Matic  
   solution date      2019-Sep-24 07:42:25  

Additional Information
 Jupiter MOID = 1.97286 au 
 T_jup = 3.290 
Orbit Covariance (6×6)
  e q tp node peri i
e 3.381586230518099E-15 -8.753494750280775E-15 -3.198984124773259E-12 -2.960217908213856E-15 -8.910377033707752E-13 -2.831196765374084E-15
q -8.753494750280775E-15 2.38782555134256E-14 8.47478563294321E-12 9.628053297092506E-15 2.256470121770648E-12 9.509061555395558E-15
tp -3.198984124773259E-12 8.47478563294321E-12 2.924554197955438E-8 3.379933317444193E-12 6.762528445695515E-9 -4.411327025105733E-11
node -2.960217908213856E-15 9.628053297092506E-15 3.379933317444193E-12 6.772072395393772E-10 -6.554520753947087E-10 -7.268404309955501E-11
peri -8.910377033707752E-13 2.256470121770648E-12 6.762528445695515E-9 -6.554520753947087E-10 2.235821253415161E-9 6.034935612125683E-11
i -2.831196765374084E-15 9.509061555395558E-15 -4.411327025105733E-11 -7.268404309955501E-11 6.034935612125683E-11 6.112097483081281E-11

Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]

Physical Parameter Table
Parameter Symbol Value Units Sigma Reference Notes
absolute magnitude H 16.9   n/a MPO437717  

441766 (2009 CR51)          Discovered 2008-Dec-22 by Mt. Lemmon Survey at Mount Lemmon
Reference: Last Updated: 2015-09-02

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Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]
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